Kiautschou Bay Leased Territory
The Kiautschou Bay Leased Territory (German: Deutsches Pachtgebiet Kiautschou), also known as the Jiaozhou, Kiaochau, Kiaochow, Kiauchau, and Kiao-chau Bay Concession, was a German leased territory in Imperial and Early Republican China from 1898 to 1914. Covering an area of 552 km2 (213 sq mi), it centered on Jiaozhou Bay (Kiautschou-Bucht) on the southeastern coast of the Shandong Peninsula.
Source: Wikipedia — Kiautschou Bay Leased Territory (CC BY-SA 4.0)